The story
- Latin · derived fromarcus“arc, arch”
- English todayarcosolium
From Latin arcus (“arc, arch”) and solium (“sill, place of state”).
Words from the same roots
Latinarcus all →
arcadearcarcharcherarsonarcusarbalestarblastarc-archivoltarciformarcographarculusgonarcus
Etymology from Wiktionary, CC BY-SA 4.0.